HONGKONG FEETECH RC Model CO.

STS3215 19.5kg Smart Servo

STS3215 19.5kg Smart Servo

TTL serial bus smart servo with 12-bit magnetic encoder (4096-step resolution, 0.088° precision). Dual-shaft design supports daisy-chaining up to 253 servos on a single bus. Commonly used in SO-ARM100/101 builds (6 per arm).